%%
%% %CopyrightBegin%
%%
%% Copyright Ericsson AB 2007-2018. All Rights Reserved.
%%
%% Licensed under the Apache License, Version 2.0 (the "License");
%% you may not use this file except in compliance with the License.
%% You may obtain a copy of the License at
%%
%% http://www.apache.org/licenses/LICENSE-2.0
%%
%% Unless required by applicable law or agreed to in writing, software
%% distributed under the License is distributed on an "AS IS" BASIS,
%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
%% See the License for the specific language governing permissions and
%% limitations under the License.
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%% %CopyrightEnd%
%%
%%%-------------------------------------------------------------------
%%% File : erlexec_SUITE.erl
%%% Author : Rickard Green <[email protected]>
%%% Description : Test erlexec's command line parsing
%%%
%%% Created : 22 May 2007 by Rickard Green <[email protected]>
%%%-------------------------------------------------------------------
-module(erlexec_SUITE).
-export([all/0, suite/0, init_per_testcase/2, end_per_testcase/2]).
-export([args_file/1, evil_args_file/1, env/1, args_file_env/1,
otp_7461/1, otp_7461_remote/1, argument_separation/1,
zdbbl_dist_buf_busy_limit/1]).
-include_lib("common_test/include/ct.hrl").
init_per_testcase(Case, Config) ->
SavedEnv = save_env(),
[{testcase, Case},{erl_flags_env, SavedEnv}|Config].
end_per_testcase(_Case, Config) ->
SavedEnv = proplists:get_value(erl_flags_env, Config),
restore_env(SavedEnv),
cleanup_nodes(),
ok.
suite() ->
[{ct_hooks,[ts_install_cth]},
{timetrap, {minutes, 1}}].
all() ->
[args_file, evil_args_file, env, args_file_env,
otp_7461, argument_separation, zdbbl_dist_buf_busy_limit].
%% Test that plain first argument does not
%% destroy -home switch [OTP-8209] or interact with environments
argument_separation(Config) when is_list(Config) ->
{ok,[[PName]]} = init:get_argument(progname),
SNameS = "erlexec_test_01",
SName = list_to_atom(SNameS++"@"++
hd(tl(string:lexemes(atom_to_list(node()),"@")))),
Cmd = PName ++ " cmd_param -sname "++SNameS++" -setcookie "++
atom_to_list(erlang:get_cookie()) ++ " -cmd_test",
open_port({spawn,Cmd},[{env,[{"ERL_AFLAGS","-atest"},
{"ERL_FLAGS","env_param -test"},
{"ERL_ZFLAGS","zenv_param"}]}]),
pong = loop_ping(SName,40),
ct:log("emu_args: ~p",[rpc:call(SName,erlang,system_info,[emu_args])]),
{ok,[[_]]} = rpc:call(SName,init,get_argument,[home]),
{ok,[[]]} = rpc:call(SName,init,get_argument,[atest]),
{ok,[[]]} = rpc:call(SName,init,get_argument,[cmd_test]),
{ok,[[]]} = rpc:call(SName,init,get_argument,[test]),
error = rpc:call(SName,init,get_argument,[unkown]),
["cmd_param","env_param","zenv_param"] = rpc:call(SName,init,get_plain_arguments,[]),
ok = cleanup_nodes(),
ok.
cleanup_nodes() ->
cleanup_node("erlexec_test_01",20).
cleanup_node(SNameS,0) ->
{error, {would_not_die,list_to_atom(SNameS)}};
cleanup_node(SNameS,N) ->
SName = list_to_atom(SNameS++"@"++
hd(tl(string:lexemes(atom_to_list(node()),"@")))),
case rpc:call(SName,init,stop,[]) of
{badrpc,_} ->
ok;
ok ->
receive after 500 -> ok end,
cleanup_node(SNameS,N-1)
end.
loop_ping(_,0) ->
flush(),
pang;
loop_ping(Node,N) ->
case net_adm:ping(Node) of
pang ->
receive
after 500 ->
ok
end,
loop_ping(Node, N-1);
pong ->
pong
end.
flush() ->
receive M ->
ct:pal("~p",[M]),
flush()
after 10 ->
ok
end.
args_file(Config) when is_list(Config) ->
AFN1 = privfile("1", Config),
AFN2 = privfile("2", Config),
AFN3 = privfile("3", Config),
AFN4 = privfile("4", Config),
AFN5 = privfile("5", Config),
AFN6 = privfile("6", Config),
write_file(AFN1, "-MiscArg2~n"
"# a comment +\\#1000~n"
"+\\#200 # another comment~n"
"~n"
"# another config file to read~n"
" -args_file ~s#acomment~n"
"~n"
"-MiscArg7~n"
"#~n"
"+\\#700~n"
"-extra +XtraArg6~n",
[AFN2]),
write_file(AFN2,
"-MiscArg3~n"
"+\\#300~n"
"-args_file ~s~n"
"-MiscArg5~n"
"+\\#500#anothercomment -MiscArg10~n"
"-args_file ~s~n"
"-args_file ~s~n"
"-args_file ~s~n"
"-extra +XtraArg5~n",
[AFN3, AFN4, AFN5, AFN6]),
write_file(AFN3,
"# comment again~n"
" -MiscArg4 +\\#400 -extra +XtraArg1"),
write_file(AFN4,
" -MiscArg6 +\\#600 -extra +XtraArg2~n"
"+XtraArg3~n"
"+XtraArg4~n"
"# comment again~n"),
write_file(AFN5, ""),
write_file(AFN6, "-extra # +XtraArg10~n"),
CmdLine = "+#100 -MiscArg1 "
++ "-args_file " ++ AFN1
++ " +#800 -MiscArg8 -extra +XtraArg7 +XtraArg8",
{Emu, Misc, Extra} = emu_args(CmdLine),
verify_args(["-#100", "-#200", "-#300", "-#400",
"-#500", "-#600", "-#700", "-#800"], Emu),
verify_args(["-MiscArg1", "-MiscArg2", "-MiscArg3", "-MiscArg4",
"-MiscArg5", "-MiscArg6", "-MiscArg7", "-MiscArg8"],
Misc),
verify_args(["+XtraArg1", "+XtraArg2", "+XtraArg3", "+XtraArg4",
"+XtraArg5", "+XtraArg6", "+XtraArg7", "+XtraArg8"],
Extra),
verify_not_args(["-MiscArg10", "-#1000", "+XtraArg10",
"-MiscArg1", "-MiscArg2", "-MiscArg3", "-MiscArg4",
"-MiscArg5", "-MiscArg6", "-MiscArg7", "-MiscArg8",
"+XtraArg1", "+XtraArg2", "+XtraArg3", "+XtraArg4",
"+XtraArg5", "+XtraArg6", "+XtraArg7", "+XtraArg8"],
Emu),
verify_not_args(["-MiscArg10", "-#1000", "+XtraArg10",
"-#100", "-#200", "-#300", "-#400",
"-#500", "-#600", "-#700", "-#800",
"+XtraArg1", "+XtraArg2", "+XtraArg3", "+XtraArg4",
"+XtraArg5", "+XtraArg6", "+XtraArg7", "+XtraArg8"],
Misc),
verify_not_args(["-MiscArg10", "-#1000", "+XtraArg10",
"-#100", "-#200", "-#300", "-#400",
"-#500", "-#600", "-#700", "-#800",
"-MiscArg1", "-MiscArg2", "-MiscArg3", "-MiscArg4",
"-MiscArg5", "-MiscArg6", "-MiscArg7", "-MiscArg8"],
Extra),
ok.
evil_args_file(Config) when is_list(Config) ->
Lim = 300,
FNums = lists:seq(1, Lim),
lists:foreach(fun (End) when End == Lim ->
AFN = privfile(integer_to_list(End), Config),
write_file(AFN,
"-MiscArg~p ",
[End]);
(I) ->
AFNX = privfile(integer_to_list(I), Config),
AFNY = privfile(integer_to_list(I+1), Config),
{Frmt, Args} =
case I rem 2 of
0 ->
{"-MiscArg~p -args_file ~s -MiscArg~p",
[I, AFNY, I]};
_ ->
{"-MiscArg~p -args_file ~s",
[I, AFNY]}
end,
write_file(AFNX, Frmt, Args)
end,
FNums),
{_Emu, Misc, _Extra} = emu_args("-args_file "
++ privfile("1", Config)),
ANums = FNums
++ lists:reverse(lists:filter(fun (I) when I == Lim -> false;
(I) when I rem 2 == 0 -> true;
(_) -> false
end, FNums)),
verify_args(lists:map(fun (I) -> "-MiscArg"++integer_to_list(I) end,
ANums),
Misc),
ok.
env(Config) when is_list(Config) ->
os:putenv("ERL_AFLAGS", "-MiscArg1 +#100 -extra +XtraArg1 +XtraArg2"),
CmdLine = "+#200 -MiscArg2 -extra +XtraArg3 +XtraArg4",
os:putenv("ERL_FLAGS", "-MiscArg3 +#300 -extra +XtraArg5"),
os:putenv("ERL_ZFLAGS", "-MiscArg4 +#400 -extra +XtraArg6"),
{Emu, Misc, Extra} = emu_args(CmdLine),
verify_args(["-#100", "-#200", "-#300", "-#400"], Emu),
verify_args(["-MiscArg1", "-MiscArg2", "-MiscArg3", "-MiscArg4"],
Misc),
verify_args(["+XtraArg1", "+XtraArg2", "+XtraArg3", "+XtraArg4",
"+XtraArg5", "+XtraArg6"],
Extra),
ok.
args_file_env(Config) when is_list(Config) ->
AFN1 = privfile("1", Config),
AFN2 = privfile("2", Config),
write_file(AFN1, "-MiscArg2 +\\#200 -extra +XtraArg1"),
write_file(AFN2, "-MiscArg3 +\\#400 -extra +XtraArg3"),
os:putenv("ERL_AFLAGS",
"-MiscArg1 +#100 -args_file "++AFN1++ " -extra +XtraArg2"),
CmdLine = "+#300 -args_file "++AFN2++" -MiscArg4 -extra +XtraArg4",
os:putenv("ERL_FLAGS", "-MiscArg5 +#500 -extra +XtraArg5"),
os:putenv("ERL_ZFLAGS", "-MiscArg6 +#600 -extra +XtraArg6"),
{Emu, Misc, Extra} = emu_args(CmdLine),
verify_args(["-#100", "-#200", "-#300", "-#400",
"-#500", "-#600"], Emu),
verify_args(["-MiscArg1", "-MiscArg2", "-MiscArg3", "-MiscArg4",
"-MiscArg5", "-MiscArg6"],
Misc),
verify_args(["+XtraArg1", "+XtraArg2", "+XtraArg3", "+XtraArg4",
"+XtraArg5", "+XtraArg6"],
Extra),
ok.
%% Make sure "erl -detached" survives when parent process group gets killed
otp_7461(Config) when is_list(Config) ->
case os:type() of
{unix,_} ->
{NetStarted, _} = net_kernel:start([test_server, shortnames]),
try
net_kernel:monitor_nodes(true),
register(otp_7461, self()),
otp_7461_do(Config)
after
catch unregister(otp_7461),
catch net_kernel:monitor_nodes(false),
case NetStarted of
ok -> net_kernel:stop();
_ -> ok
end
end;
_ ->
{skip,"Only on Unix."}
end.
otp_7461_do(Config) ->
io:format("alive=~p node=~p\n",[is_alive(), node()]),
TestProg = filename:join([proplists:get_value(data_dir, Config), "erlexec_tests"]),
{ok, [[ErlProg]]} = init:get_argument(progname),
Cmd = TestProg ++ " " ++ ErlProg ++
" -detached -sname " ++ get_nodename(otp_7461) ++
" -setcookie " ++ atom_to_list(erlang:get_cookie()) ++
" -pa " ++ filename:dirname(code:which(?MODULE)) ++
" -s erlexec_SUITE otp_7461_remote init " ++ atom_to_list(node()),
%% otp_7461 --------> erlexec_tests.c --------> cerl -detached
%% open_port fork+exec
io:format("spawn port prog ~p\n",[Cmd]),
Port = open_port({spawn, Cmd}, [eof]),
io:format("Wait for node to connect...\n",[]),
{nodeup, Slave} = receive Msg -> Msg
after 20*1000 -> timeout end,
io:format("Node alive: ~p\n", [Slave]),
pong = net_adm:ping(Slave),
io:format("Ping ok towards ~p\n", [Slave]),
Port ! { self(), {command, "K"}}, % Kill child process group
{Port, {data, "K"}} = receive Msg2 -> Msg2 end,
port_close(Port),
%% Now the actual test. Detached node should still be alive.
pong = net_adm:ping(Slave),
io:format("Ping still ok towards ~p\n", [Slave]),
%% Halt node
rpc:cast(Slave, ?MODULE, otp_7461_remote, [[halt, self()]]),
{nodedown, Slave} = receive
Msg3 -> Msg3
after 20*1000 -> timeout
end,
io:format("Node dead: ~p\n", [Slave]),
ok.
%% Executed on slave node
otp_7461_remote([init, Master]) ->
io:format("otp_7461_remote(init,~p) at ~p\n",[Master, node()]),
net_kernel:connect_node(Master);
otp_7461_remote([halt, Pid]) ->
io:format("halt order from ~p to node ~p\n",[Pid,node()]),
halt().
%% Check +zdbbl flag
zdbbl_dist_buf_busy_limit(Config) when is_list(Config) ->
LimKB = 1122233,
LimB = LimKB*1024,
{ok,[[PName]]} = init:get_argument(progname),
SNameS = "erlexec_test_02",
SName = list_to_atom(SNameS++"@"++
hd(tl(string:lexemes(atom_to_list(node()),"@")))),
Cmd = PName ++ " -sname "++SNameS++" -setcookie "++
atom_to_list(erlang:get_cookie()) ++
" +zdbbl " ++ integer_to_list(LimKB),
open_port({spawn,Cmd},[]),
pong = loop_ping(SName,40),
LimB = rpc:call(SName,erlang,system_info,[dist_buf_busy_limit]),
ok = cleanup_node(SNameS, 10),
ok.
%%
%% Utils
%%
save_env() ->
{erl_flags,
os:getenv("ERL_AFLAGS"),
os:getenv("ERL_FLAGS"),
os:getenv("ERL_"++erlang:system_info(otp_release)++"_FLAGS"),
os:getenv("ERL_ZFLAGS")}.
restore_env(EVar, false) when is_list(EVar) ->
restore_env(EVar, "");
restore_env(EVar, "") when is_list(EVar) ->
case os:getenv(EVar) of
false -> ok;
"" -> ok;
" " -> ok;
_ -> os:putenv(EVar, " ")
end;
restore_env(EVar, Value) when is_list(EVar), is_list(Value) ->
case os:getenv(EVar) of
Value -> ok;
_ -> os:putenv(EVar, Value)
end.
restore_env({erl_flags, AFlgs, Flgs, RFlgs, ZFlgs}) ->
restore_env("ERL_AFLAGS", AFlgs),
restore_env("ERL_FLAGS", Flgs),
restore_env("ERL_"++erlang:system_info(otp_release)++"_FLAGS", RFlgs),
restore_env("ERL_ZFLAGS", ZFlgs),
ok.
privfile(Name, Config) ->
filename:join([proplists:get_value(priv_dir, Config),
atom_to_list(proplists:get_value(testcase, Config)) ++ "." ++ Name]).
write_file(FileName, Frmt) ->
write_file(FileName, Frmt, []).
write_file(FileName, Frmt, Args) ->
{ok, File} = file:open(FileName, [write]),
io:format(File, Frmt, Args),
ok = file:close(File).
verify_args([], _Ys) ->
ok;
verify_args(Xs, []) ->
exit({args_not_found_in_order, Xs});
verify_args([X|Xs], [X|Ys]) ->
verify_args(Xs, Ys);
verify_args(Xs, [_Y|Ys]) ->
verify_args(Xs, Ys).
verify_not_args(Xs, Ys) ->
lists:foreach(fun (X) ->
case lists:member(X, Ys) of
true -> exit({arg_present, X});
false -> ok
end
end, Xs).
emu_args(CmdLineArgs) ->
io:format("CmdLineArgs = ~ts~n", [CmdLineArgs]),
{ok,[[Erl]]} = init:get_argument(progname),
EmuCL = os:cmd(Erl ++ " -emu_args_exit " ++ CmdLineArgs),
io:format("EmuCL = ~ts", [EmuCL]),
split_emu_clt(string:lexemes(EmuCL, [$ ,$\t,$\n,[$\r,$\n]])).
split_emu_clt(EmuCLT) ->
split_emu_clt(EmuCLT, [], [], [], emu).
split_emu_clt([], _Emu, _Misc, _Extra, emu) ->
exit(bad_cmd_line);
split_emu_clt([], Emu, Misc, Extra, _Type) ->
{lists:reverse(Emu), lists:reverse(Misc), lists:reverse(Extra)};
split_emu_clt(["--"|As], Emu, Misc, Extra, emu) ->
split_emu_clt(As, Emu, Misc, Extra, misc);
split_emu_clt([A|As], Emu, Misc, Extra, emu = Type) ->
split_emu_clt(As, [A|Emu], Misc, Extra, Type);
split_emu_clt(["-extra"|As], Emu, Misc, Extra, misc) ->
split_emu_clt(As, Emu, Misc, Extra, extra);
split_emu_clt([A|As], Emu, Misc, Extra, misc = Type) ->
split_emu_clt(As, Emu, [A|Misc], Extra, Type);
split_emu_clt([A|As], Emu, Misc, Extra, extra = Type) ->
split_emu_clt(As, Emu, Misc, [A|Extra], Type).
get_nodename(T) ->
atom_to_list(T)
++ "-"
++ atom_to_list(?MODULE)
++ "-"
++ integer_to_list(erlang:system_time(seconds))
++ "-"
++ integer_to_list(erlang:unique_integer([positive])).
